CN107925164B - 环形天线阵列群 - Google Patents

环形天线阵列群 Download PDF

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Publication number
CN107925164B
CN107925164B CN201680048450.5A CN201680048450A CN107925164B CN 107925164 B CN107925164 B CN 107925164B CN 201680048450 A CN201680048450 A CN 201680048450A CN 107925164 B CN107925164 B CN 107925164B
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CN
China
Prior art keywords
loop antenna
loop
antenna array
antennas
loop antennas
Prior art date
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Active
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CN201680048450.5A
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English (en)
Chinese (zh)
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CN107925164A (zh
Inventor
佐佐木爱一郎
森泽文晴
森村浩季
沟田勉
加加见修
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Nippon Telegraph and Telephone Corp
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Nippon Telegraph and Telephone Corp
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Publication of CN107925164A publication Critical patent/CN107925164A/zh
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/24—Inductive coupling
    • H04B5/26—Inductive coupling using coils
    • H04B5/263—Multiple coils at either side
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
CN201680048450.5A 2015-08-17 2016-08-04 环形天线阵列群 Active CN107925164B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2015-160394 2015-08-17
JP2015160394A JP6392715B2 (ja) 2015-08-17 2015-08-17 ループアンテナアレイ群
PCT/JP2016/072943 WO2017030001A1 (fr) 2015-08-17 2016-08-04 Réseau d'antennes à cadre et groupe de réseaux d'antennes à cadre

Publications (2)

Publication Number Publication Date
CN107925164A CN107925164A (zh) 2018-04-17
CN107925164B true CN107925164B (zh) 2020-08-21

Family

ID=58052218

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201680048450.5A Active CN107925164B (zh) 2015-08-17 2016-08-04 环形天线阵列群

Country Status (6)

Country Link
US (1) US10777909B2 (fr)
EP (1) EP3340382B1 (fr)
JP (1) JP6392715B2 (fr)
KR (1) KR102019807B1 (fr)
CN (1) CN107925164B (fr)
WO (1) WO2017030001A1 (fr)

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Publication number Priority date Publication date Assignee Title
WO2016136322A1 (fr) * 2015-02-24 2016-09-01 株式会社村田製作所 Appareil d'antenne et système rfid
JP6069548B1 (ja) * 2016-01-22 2017-02-01 日本電信電話株式会社 ループアンテナアレイ群
EP3505564B1 (fr) 2016-08-25 2021-02-24 New Japan Chemical Co., Ltd. Agent de nucléation de cristaux pour résines polyoléfine, procédé de production d'un agent de nucléation de cristaux pour résines polyoléfine, et procédé d'amélioration de la fluidité d'un agent de nucléation de cristaux pour résines polyoléfine
US11764473B2 (en) * 2016-08-29 2023-09-19 Silicon Laboratories Inc. Apparatus with partitioned radio frequency antenna and matching network and associated methods
WO2018170282A1 (fr) * 2017-03-17 2018-09-20 Efficient Power Conversion Corporation Bobine d'alimentation sans fil extensible à résonance élevée de grande surface
US10862213B1 (en) * 2019-08-30 2020-12-08 William Taylor Omnidirectional quad-loop antenna for enhancing Wi-Fi signals
US11417958B2 (en) * 2019-08-30 2022-08-16 William Taylor Omnidirectional quad-loop antenna for enhancing Wi-Fi signals
KR102236706B1 (ko) * 2020-01-10 2021-04-05 경상국립대학교산학협력단 근거리 루프 안테나
CN113594687B (zh) * 2020-04-30 2022-10-28 Oppo广东移动通信有限公司 天线模组及电子设备
JP2022083778A (ja) 2020-11-25 2022-06-06 東芝テック株式会社 アンテナ及びｒｆｉｄタグ発行装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1128464A1 (fr) * 2000-02-21 2001-08-29 N.V. Nederlandsche Apparatenfabriek NEDAP Configuration d'antenne d'un système de détection électromagnétique et système comportant une telle configuration
US6388628B1 (en) * 1998-05-18 2002-05-14 Db Tag, Inc. Systems and methods for wirelessly projecting power using in-phase current loops
CN1826537A (zh) * 2003-07-18 2006-08-30 琳得科株式会社 磁场检测用天线及使用该天线的检验标签检测用门
US7579994B2 (en) * 2003-12-17 2009-08-25 Commissariat A L'energie Atomique Flat plate antenna with a rotating field, comprising a central loop and eccentric loops, and system for identification by radiofrequency
EP2276107A2 (fr) * 2009-06-29 2011-01-19 Research In Motion Limited Antenne à élément à cadres multiples, double polarisation, planaire, à simple alimentation
CN102132362A (zh) * 2008-08-29 2011-07-20 剑桥硅无线电有限公司 电感器结构

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US4506267A (en) * 1983-01-26 1985-03-19 Geophysical Survey Systems, Inc. Frequency independent shielded loop antenna
US4751516A (en) 1985-01-10 1988-06-14 Lichtblau G J Antenna system for magnetic and resonant circuit detection
JPH04248704A (ja) * 1991-02-05 1992-09-04 Omron Corp 近距離通信用アンテナおよび通信装置
AU3741497A (en) 1996-07-29 1998-02-20 Motorola, Inc. Magnetic field antenna and method for field cancellation
JPH1132452A (ja) * 1997-05-15 1999-02-02 Hitachi Ltd リーダまたは／およびライタ装置
JP3068058B2 (ja) 1998-07-17 2000-07-24 森永製菓株式会社 油脂性菓子のテンパリング状態検出方法及び油脂性菓子の製造法
US6298271B1 (en) * 1999-07-19 2001-10-02 Medtronic, Inc. Medical system having improved telemetry
JP3654235B2 (ja) * 2001-11-05 2005-06-02 三菱マテリアル株式会社 ループアンテナの構造及び該構造のｒｆｉｄシステム用アンテナ
JP3781042B2 (ja) * 2003-04-07 2006-05-31 オムロン株式会社 アンテナ装置
US7417599B2 (en) 2004-02-20 2008-08-26 3M Innovative Properties Company Multi-loop antenna for radio frequency identification (RFID) communication
WO2006118496A1 (fr) * 2005-04-29 2006-11-09 Telefonaktiebolaget Lm Ericsson (Publ) Antenne en forme de trefle a triple polarisation dotee de dipoles
JP4191730B2 (ja) 2005-12-26 2008-12-03 日本電信電話株式会社 電極対および通信システム
JP5504894B2 (ja) * 2008-02-12 2014-05-28 日本電気株式会社 ループアンテナ及びイミュニティ試験法
US7714791B2 (en) * 2008-07-02 2010-05-11 Raytheon Company Antenna with improved illumination efficiency
JP2013125998A (ja) * 2011-12-13 2013-06-24 Nippon Telegr & Teleph Corp <Ntt> ループアンテナ
JP5856000B2 (ja) 2012-04-17 2016-02-09 日本電信電話株式会社 ループアンテナ
JP6025390B2 (ja) 2012-05-09 2016-11-16 株式会社クボタ 農作業支援システム
US9142348B2 (en) * 2012-12-20 2015-09-22 Automotive Research & Testing Center Antenna with a concentrated magnetic field
JP5973387B2 (ja) * 2013-06-25 2016-08-23 日本電信電話株式会社 磁界アンテナ
US9484632B2 (en) * 2013-07-08 2016-11-01 Raytheon Company Diplexing and triplexing of loop antennas
US9153998B2 (en) * 2013-12-02 2015-10-06 Qualcomm Incorporated Wireless power orthogonal polarization antenna array

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6388628B1 (en) * 1998-05-18 2002-05-14 Db Tag, Inc. Systems and methods for wirelessly projecting power using in-phase current loops
EP1128464A1 (fr) * 2000-02-21 2001-08-29 N.V. Nederlandsche Apparatenfabriek NEDAP Configuration d'antenne d'un système de détection électromagnétique et système comportant une telle configuration
CN1826537A (zh) * 2003-07-18 2006-08-30 琳得科株式会社 磁场检测用天线及使用该天线的检验标签检测用门
US7579994B2 (en) * 2003-12-17 2009-08-25 Commissariat A L'energie Atomique Flat plate antenna with a rotating field, comprising a central loop and eccentric loops, and system for identification by radiofrequency
CN102132362A (zh) * 2008-08-29 2011-07-20 剑桥硅无线电有限公司 电感器结构
EP2276107A2 (fr) * 2009-06-29 2011-01-19 Research In Motion Limited Antenne à élément à cadres multiples, double polarisation, planaire, à simple alimentation

Also Published As

Publication number Publication date
EP3340382A4 (fr) 2019-03-27
EP3340382B1 (fr) 2020-07-29
KR102019807B1 (ko) 2019-09-09
JP6392715B2 (ja) 2018-09-19
EP3340382A1 (fr) 2018-06-27
US10777909B2 (en) 2020-09-15
CN107925164A (zh) 2018-04-17
JP2017041665A (ja) 2017-02-23
KR20180006981A (ko) 2018-01-19
WO2017030001A1 (fr) 2017-02-23
US20180205157A1 (en) 2018-07-19

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